Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4279727 | Device for measuring the emission of gaseous inorganic fluorine or chlorine compounds | Gertrud Blazevic, Marianne Boehner | 1981-07-21 |
| 4192849 | Pressure digester | Johann Gehring | 1980-03-11 |